Quiz: Education by the numbers

Students work on homework in the common area at The Davidson Academy of Nevada for profoundly gifted students April 26 in Reno.

Dropout rates, reading proficiency, average salaries for high school graduates, school-funding relative to other nations: Take our back-to-school quiz and see how you fare in your knowledge of how America educates its children.

ByKevin MoranAugust 31, 2011

1.
According to the Department of Education, what percentage of its Gross Domestic Product (GDP) did the United States spend on education in 2009?